D'Souza, N ALakhkar, B BBhaskaranand, N1993-09-012009-05-271993-09-012009-05-271993-09-01D'Souza NA, Lakhkar BB, Bhaskaranand N. Primary lung abscess--a not so rare cause of clubbing. Indian Pediatrics. 1993 Sep; 30(9): 1137http://imsear.searo.who.int/handle/123456789/11237engChildChild, PreschoolHumansLung Abscess --complicationsMaleOsteoarthropathy, Secondary Hypertrophic --etiologyPrimary lung abscess--a not so rare cause of clubbing.Letter